Annotation of sys/dev/i2o/iopio.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: iopio.h,v 1.1 2001/06/25 23:04:30 niklas Exp $ */
2: /* $NetBSD$ */
3:
4: /*-
5: * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc.
6: * All rights reserved.
7: *
8: * This code is derived from software contributed to The NetBSD Foundation
9: * by Andrew Doran.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the NetBSD
22: * Foundation, Inc. and its contributors.
23: * 4. Neither the name of The NetBSD Foundation nor the names of its
24: * contributors may be used to endorse or promote products derived
25: * from this software without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37: * POSSIBILITY OF SUCH DAMAGE.
38: */
39:
40: #ifndef _I2O_IOPIO_H_
41: #define _I2O_IOPIO_H_
42:
43: #define IOP_MAX_MSG_XFERS 3 /* Maximum transfer count per msg */
44: #define IOP_MAX_OUTBOUND 256 /* Maximum outbound queue depth */
45: #define IOP_MAX_INBOUND 256 /* Maximum inbound queue depth */
46: #define IOP_MF_RESERVE 4 /* Frames to reserve for ctl ops */
47: #define IOP_MAX_XFER 64*1024 /* Maximum transfer size */
48: #define IOP_MAX_MSG_SIZE 128 /* Maximum message frame size */
49:
50: struct iop_tidmap {
51: u_short it_tid;
52: u_short it_flags;
53: char it_dvname[sizeof(((struct device *)NULL)->dv_xname)];
54: };
55: #define IT_CONFIGURED 0x02 /* target configured */
56:
57: struct ioppt_buf {
58: void *ptb_data; /* pointer to buffer */
59: size_t ptb_datalen; /* buffer size in bytes */
60: int ptb_out; /* non-zero if transfer is to IOP */
61: };
62:
63: struct ioppt {
64: void *pt_msg; /* pointer to message buffer */
65: size_t pt_msglen; /* message buffer size in bytes */
66: void *pt_reply; /* pointer to reply buffer */
67: size_t pt_replylen; /* reply buffer size in bytes */
68: int pt_timo; /* completion timeout in ms */
69: int pt_nbufs; /* number of transfers */
70: struct ioppt_buf pt_bufs[IOP_MAX_MSG_XFERS]; /* transfers */
71: };
72:
73: #define IOPIOCPT _IOWR('u', 0, struct ioppt)
74: #define IOPIOCGLCT _IOWR('u', 1, struct iovec)
75: #define IOPIOCGSTATUS _IOWR('u', 2, struct iovec)
76: #define IOPIOCRECONFIG _IO('u', 3)
77: #define IOPIOCGTIDMAP _IOWR('u', 4, struct iovec)
78:
79: #endif /* !_I2O_IOPIO_H_ */
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